Google scholar now have a new function to search papers in write in 6 language. To my surprised, they did not give French language.
Chinese (Simplified) English Spanish
Chinese (Traditional) German Portuguese
http://scholar.google.com/scholar_preferences?hl=en&lr=&newwindow=1&output=search
Chinese (Simplified) English Spanish
Chinese (Traditional) German Portuguese
http://scholar.google.com/scholar_preferences?hl=en&lr=&newwindow=1&output=search